Your activity level, age, height, quality of sleep, and weight all affect the exact number of calories you need. That said, ...

Calorie deficit and intermittent fasting are weight loss strategies that involve consuming fewer calories in a 24-hour period, but they differ in their focus. Here's how.

This article was reviewed by Craig Primack, MD, FACP, FAAP, FOMA. You’ve heard the saying “calories in versus calories out” when it comes to weight loss. This is referring to a calorie deficit. But ...

The new year is just around the corner. If your resolution is to get healthy and lose weight, you may want to consider trying a calorie deficit. “A calorie deficit is when you can calculate your ...

New research suggests that fasting for three days a week may lead to greater weight loss than slightly reducing calories ...

See what a day's worth of food looks like on a 1,500-calorie diet. Plus, get a sample meal plan to help you lose weight with healthy ideas for breakfast, lunch, dinner and snacks.

If you’re on a weight loss journey while also trying to gain muscle, you may be wondering if you can build muscle in a calorie deficit. It may seem like the two concepts contradict one ...

Sustainability is the key to turning your efforts into real results. Find out the exact formulas and practical hacks you need to adopt this year.